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What is trunk, branch and tag in Subversion? [duplicate]

What is a trunk, branch and tag in Subversion and what are the best practices to use them? 9 Answers ...
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How do I find Waldo with Mathematica?

...y' outside of North America] puzzles, using Mathematica (image-processing and other functionality)? 5 Answers ...
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Difference between Inheritance and Composition

Are Composition and Inheritance the same? If I want to implement the composition pattern, how can I do that in Java? 17 Ans...
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How to place and center text in an SVG rectangle

... An easy solution to center text horizontally and vertically in SVG: Set the position of the text to the absolute center of the element in which you want to center it: If it's the parent, you could just do x="50%" y ="50%". If it's another element, x would be the x o...
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ReactJS state vs prop

This may be treading that line between answerable and opinionated, but I'm going back and forth as to how to structure a ReactJS component as complexity grows and could use some direction. ...
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Are there disadvantages to using a generic varchar(255) for all text-based fields?

...se Ruby on Rails migrations map String fields to VARCHAR(255) by default and I never bothered to override it). 7 Answer...
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How do I get a div to float to the bottom of its container?

I have floated images and inset boxes at the top of a container using float:right (or left) many times. Recently I hit a need to float a div at the bottom right corner of another div with the normal text wrap that you get with float (text wrapped above and to the left only). ...
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MySQL: multiple tables or one table with many columns?

... Any time information is one-to-one (each user has one name and password), then it's probably better to have it one table, since it reduces the number of joins the database will need to do to retrieve results. I think some databases have a limit on the number of columns per table, but...
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What is the difference between @Inject and @Autowired in Spring Framework? Which one to use under wh

I am going through some blogs on SpringSource and in one of the blogs, author is using @Inject and I suppose he can also use @Autowired . ...
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What is move semantics?

...cott Meyers regarding C++0x . Most of the new features made sense to me, and I am actually excited about C++0x now, with the exception of one. I still don't get move semantics ... What is it exactly? ...